Only 1% Can Solve This Impossible Riddle
A deceptively simple brain teaser is sweeping the nation, leaving 99% of Britons utterly stumped. Discover the viral puzzle that's dividing the UK and see if you're among the elite few who can solve it.
A deceptively simple brain teaser is sweeping the nation, leaving 99% of Britons utterly stumped. Discover the viral puzzle that's dividing the UK and see if you're among the elite few who can solve it.
Put your logical thinking to the test with Guardian's Sudoku 7,063. This medium-difficulty puzzle offers the perfect balance of challenge and satisfaction for puzzle enthusiasts.
The fiendishly difficult 'Greek letters' sequence puzzle from Only Connect's latest episode has been declared the most challenging riddle ever to appear on the BBC quiz show, leaving even veteran players stunned.
A deceptively simple puzzle is leaving Brits scratching their heads as it sweeps across social media. Discover why this mathematical brain teaser has become the nation's latest obsession.
A deceptively simple logic puzzle involving four people crossing a fragile bridge with just one torch has become the latest viral challenge testing Britain's problem-solving skills.
A baffling optical illusion featuring a black wireless earbud has gone viral, leaving thousands of Brits frustrated and questioning their eyesight as they struggle to find the hidden device.
A deceptively simple optical illusion is taking the internet by storm, with only the most observant people able to spot the hidden number within seconds. Can you beat the challenge?
Tackle The Guardian's notoriously difficult Sudoku puzzle 7060 with our expert solving strategies and mental workout tips for serious puzzle enthusiasts.
Prepare for the most demanding Killer Sudoku puzzle yet as puzzle 990 pushes logical thinking to its absolute limits. Discover why this numerical nightmare is captivating puzzle enthusiasts worldwide.
A deceptively simple brainteaser is leaving people scratching their heads across the UK. Discover the clever solution to this mathematical puzzle that's going viral.
Prepare for a mental workout with The Guardian's latest hard-level Sudoku puzzle. Expert strategies and tips to help you solve this brain-teasing number grid.
Exercise your mental muscles with our latest medium-level Sudoku challenge. Perfect for puzzle enthusiasts looking to test their logical reasoning skills.
A challenging new brainteaser sweeping the internet dares you to find a perfectly camouflaged owl hidden among a complex pattern. Can you beat the average time of 63 seconds?
Sharpen your pencils and your wits! The Guardian's latest 'easy' grade Sudoku puzzle, number 7045, is live. Discover why this classic number game remains a powerhouse for mental fitness and daily routine.
A new brain-teasing optical illusion is taking the internet by storm. This seemingly simple image of a snowy landscape hides a perfectly camouflaged panda, and only those with the sharpest eyesight can find it in under 30 seconds. Are you up for the chall
A new viral puzzle is baffling the internet with its hidden letter trick. Can you spot the odd one out in this mind-bending optical illusion that's leaving 99% of people stumped?
A classic geometric puzzle, known as the T-Puzzle, is taking the internet by storm again. Can you solve this fiendishly simple challenge that tricks 95% of people on their first attempt?
A classic geometric puzzle, known as the T-Puzzle, is stumping minds online. With just four pieces, this century-old conundrum appears simple but reveals a fiendish challenge that tests spatial reasoning and patience.
Challenge your logical thinking with The Guardian's Sudoku #7037, rated 'Easy'. A fantastic way to boost your cognitive skills and enjoy a classic puzzle.
A viral maths brain teaser has left thousands baffled across the UK. This seemingly simple puzzle about brothers' ages is proving surprisingly tricky - can you crack it?